[Qemu-devel] [PATCH 12/20] Add nptl to new feature convencion

[Juan Quintela <quintela@redhat.com>]

Signed-off-by: Juan Quintela <quintela@redhat.com>
---
 configure |   25 ++++++++++++++++++-------
 1 files changed, 18 insertions(+), 7 deletions(-)

diff --git a/configure b/configure
index 86cd0ab..0732344 100755
--- a/configure
+++ b/configure
@@ -182,6 +182,7 @@ esac
 brlapi=""
 curl=""
 curses=""
+nptl=""
 pthread=""
 vde=""
 vnc_tls=""
@@ -214,7 +215,6 @@ build_docs="yes"
 uname_release=""
 aio="yes"
 io_thread="no"
-nptl="yes"
 mixemu="no"
 bluez="yes"
 kvm="no"
@@ -527,6 +527,8 @@ for opt do
   ;;
   --disable-nptl) nptl="no"
   ;;
+  --enable-nptl) nptl="yes"
+  ;;
   --enable-mixemu) mixemu="yes"
   ;;
   --disable-pthread) pthread="no"
@@ -660,6 +662,7 @@ echo "  --enable-curl            enable curl connectivity"
 echo "  --disable-bluez          disable bluez stack connectivity"
 echo "  --disable-kvm            disable KVM acceleration support"
 echo "  --disable-nptl           disable usermode NPTL support"
+echo "  --enable-nptl            disable usermode NPTL support"
 echo "  --enable-system          enable all system emulation targets"
 echo "  --disable-system         disable all system emulation targets"
 echo "  --enable-linux-user      enable all linux usermode emulation targets"
@@ -835,8 +838,12 @@ case "$cpu" in
   ;;
 esac

-# Check host NPTL support
-cat > $TMPC <<EOF
+
+##########################################
+# NPTL probe
+
+if test "$nptl" != "no" ; then
+  cat > $TMPC <<EOF
 #include <sched.h>
 #include <linux/futex.h>
 void foo()
@@ -847,10 +854,14 @@ void foo()
 }
 EOF

-if compile_object ; then
-  :
-else
-   nptl="no"
+  if compile_object ; then
+    nptl=yes
+  else
+    if test "$nptl" = "yes" ; then
+      feature_not_found "nptl"
+    fi
+    nptl=no
+  fi
 fi

 ##########################################
-- 
1.6.2.5